diff options
| author | Alex Deucher <alex@t41p.hsd1.va.comcast.net> | 2007-06-18 23:35:21 -0400 |
|---|---|---|
| committer | Alex Deucher <alex@t41p.hsd1.va.comcast.net> | 2007-06-18 23:35:21 -0400 |
| commit | 0f5a92667281ca3f80218bc67d4031125a5e4793 (patch) | |
| tree | 4e745069f97d4574e7224a2e6e5579c30ef1eb7d /src | |
| parent | 5868af53204e8fc210735e68e891e15085285629 (diff) | |
RADEON: only touch LVDS on mobility chips
Diffstat (limited to 'src')
| -rw-r--r-- | src/radeon_display.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/radeon_display.c b/src/radeon_display.c index 7f280be5..79fb352f 100644 --- a/src/radeon_display.c +++ b/src/radeon_display.c @@ -287,19 +287,21 @@ void RADEONDisableDisplays(ScrnInfoPtr pScrn) { OUTREG(RADEON_FP2_GEN_CNTL, tmp); /* LVDS */ - tmpPixclksCntl = INPLL(pScrn, RADEON_PIXCLKS_CNTL); - if (info->IsMobility || info->IsIGP) { - /* Asic bug, when turning off LVDS_ON, we have to make sure - RADEON_PIXCLK_LVDS_ALWAYS_ON bit is off - */ - OUTPLLP(pScrn, RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb); - } - tmp = INREG(RADEON_LVDS_GEN_CNTL); - tmp |= RADEON_LVDS_DISPLAY_DIS; - tmp &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON); - OUTREG(RADEON_LVDS_GEN_CNTL, tmp); - if (info->IsMobility || info->IsIGP) { - OUTPLL(pScrn, RADEON_PIXCLKS_CNTL, tmpPixclksCntl); + if (info->IsMobility) { + tmpPixclksCntl = INPLL(pScrn, RADEON_PIXCLKS_CNTL); + if (info->IsMobility || info->IsIGP) { + /* Asic bug, when turning off LVDS_ON, we have to make sure + RADEON_PIXCLK_LVDS_ALWAYS_ON bit is off + */ + OUTPLLP(pScrn, RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb); + } + tmp = INREG(RADEON_LVDS_GEN_CNTL); + tmp |= RADEON_LVDS_DISPLAY_DIS; + tmp &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON); + OUTREG(RADEON_LVDS_GEN_CNTL, tmp); + if (info->IsMobility || info->IsIGP) { + OUTPLL(pScrn, RADEON_PIXCLKS_CNTL, tmpPixclksCntl); + } } } |